adf4196 Analog Devices, Inc., adf4196 Datasheet - Page 9

• Manufacturer Part Number: adf4196
• Description: Low Phase Noise, Fast Settling, 6 Ghz Pll Frequency Synthesizer
• Manufacturer: Analog Devices, Inc.

Data Sheet
Figure 11. Phase Settling Transient for a 75 MHz Jump from 1818 MHz to
Figure 10. V
Figure 12. Differential Charge Pump Output Compliance Range and
–2
–4
–6
–8
8
6
4
2
0
–10
–20
–30
–40
–50
50
40
30
20
10
0
1893 MHz (V
5
4
3
2
1
0
0
–1
–5
0.5
TUNE
Charge Pump Mismatch with V
0
0
Settling Transient for a 75 MHz Jump from 1818 MHz to
1.0
1893 MHz with Sirenza 1843T VCO
NORMAL OPERATING RANGE
TUNE
1
5
I
I
CP
UP
DOWN
CHARGE PUMP MISMATCH (%)
1.5
+25°C
DCS1800 Tx SETUP, 60kHz LOOP BW.
MEASURED ON EVAL-ADF4193EBZ1
EVALUATION BOARD.
TIMERS: I
FREQUENCY LOCK IN WIDE BW MODE @ 4µs.
OUT
= 1.8 V to 3.7 V with Sirenza 1843T VCO)
= | ICP
ICP
ICP
10
2
= | ICP
+ / CP
–40°C
OUT
OUT
2.0
V
CP
CP
OUT
DCS1800 Tx SETUP, 60kHz LOOP BW.
MEASURED ON EVAL-ADF4193EBZ1
EVALUATION BOARD WITH AD8302
PHASE DETECTOR.
TIMERS: I
PEAK PHASE ERROR < 5° @ 17.8µs
TUNE
15
3
+ N, ICP
OUT+
OUT–
+ P, ICP
CP
OUT
OUT
TIME (µs)
TIME (µs)
+ P | + | ICP
2.5
= 28, SW1/SW2, SW3 = 35.
+85°C
– P | + | ICP
– VOLTAGE (V)
20
4
CP
OUT
OUT
3.0
= 28, SW1/SW2, SW3 = 35.
25
5
– P
– N
OUT
P
1 = V
3.5
OUT
– N |
30
6
+ N |
P
2 = 5 V
4.0
35
7
4.5
40
8
5.0
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
45
9
Rev. B | Page 9 of 28
Figure 14. Phase Settling Transient for a 75 MHz Jump Down from 1893 MHz
Figure 13. V
Figure 15. Tuning Range with a Sirenza 1843T VCO and a 5.5 V Differential
to 1818 MHz (Bottom of Allowed Tuning Range) with Sirenza 1843T VCO
–10
–20
–30
–40
–50
to 1818 MHz (V
50
40
30
20
10
1780
5
4
3
2
1
0
5
4
3
2
1
0
0
–1
–5
TUNE
1800
Settling Transient for a 75 MHz Jump Down from 1893 MHz
0
0
V
V
V
P
P
CMR
Amplifier Power Supply Voltage
1
5
1 = V
3 = 5.5V
1820
TUNE
DCS1800 Tx SETUP, 60kHz LOOP BW.
MEASURED ON EVAL-ADF4193EBZ1
EVALUATION BOARD.
TIMERS: I
FREQUENCY LOCK IN WIDE BW MODE @ 5µs.
+25°C
= 3.3V
P
= 3.7 V to 1.8 V with Sirenza 1843T VCO)
10
2
2 = 5V
1840
–40°C
FREQUENCY (MHz)
DCS1800 Tx SETUP, 60kHz LOOP BW.
MEASURED ON EVAL-ADF4193EBZ1
EVALUATION BOARD WITH AD8302
PHASE DETECTOR.
TIMERS: I
PEAK PHASE ERROR < 5° @ 19.2µs
15
3
CP
TIME (µs)
TIME (µs)
1860
= 28, SW1/SW2, SW3 = 35.
+85°C
20
CP
4
A
OUT+
CP
OUT
1880
= 28, SW1/SW2, SW3 = 35.
25
5
(= V
(= AIN+)
CP
CP
V
TUNE
1900
CP
TUNE
OUT–
OUT+
30
6
OUT–
)
35
1920
7
(= AIN–)
ADF4196
40
8
1940
45
9